diff --git a/haml/parse.py b/haml/parse.py
index f52b21c..6b8b770 100644
--- a/haml/parse.py
+++ b/haml/parse.py
@@ -143,7 +143,7 @@ def _parse_buffer(self):
             
             if line:
                 
-                # We track the inter-line depth seperate from the intra-line depth
+                # We track the inter-line depth separate from the intra-line depth
                 # so that indentation due to whitespace always results in more
                 # depth in the graph than many nested nodes from a single line.
                 inter_depth = len(raw_line) - len(line)